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12-03-2015
Mathematics

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what is the value of x in the equation 13x-2(x+4)=8x+1

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Аноним Аноним

12-03-2015

13x-2x-8=8x+1
13x-2x-8x=8+1
3x=9
x=3

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D1eformetal D1eformetal

12-03-2015

[tex]First=>2.(x+4)=2x+8 \\ \\ =>13x-(2x+8)=8x+1 \\ 13x-2x-8=8x+1 \\ 13x-2x-8x=1+8\\ 3x=9 \\ x=3 \\ \\ \framebox[1.1\width]{Godspeed!} \par[/tex]

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